Abnormal proliferation of uterine endometrial tissue outside the uterus is known as?

HPSSSB Staff Nurse - 2016

Obstetrics & Gynaecology

Easy

Appeared in: HPSSSB Staff Nurse - 2016

Explanation

Endometriosis is defined by the presence of endometrial glands and stroma in ectopic locations, meaning outside the uterine cavity.
This misplaced tissue responds to hormonal stimulation, leading to a cycle of bleeding, inflammation, and fibrosis in the affected areas.
The classic triad of symptoms includes dysmenorrhea (painful periods), dyspareunia (painful intercourse), and chronic pelvic pain. It is also a common cause of infertility.

Option A: Menorrhagia refers to the volume and duration of menstrual flow (excessively heavy or prolonged), not the location of the endometrial tissue.
Option B: Cystic fibrosis is a multi-system genetic disease affecting exocrine gland function, primarily impacting the respiratory and digestive systems. It is not a gynecological condition.
Option D: Metrorrhagia refers to the timing of uterine bleeding (irregular bleeding between expected menstrual cycles), not the abnormal location of endometrial tissue.

Clinical Relevance

Nursing practice connection: This is primarily an exam-oriented knowledge point with limited direct bedside application, so retain Definition and characteristics of endometriosis as background academic context rather than a clinical decision trigger.
Nurses play a vital role in the holistic care of patients with endometriosis, which includes pain assessment and management, providing education on hormonal therapies and surgical options, and offering emotional support for issues like chronic pain and potential infertility.
A key nursing intervention is to encourage patients to keep a pain and symptom diary. This helps in tracking the effectiveness of treatments and identifying triggers.
What if? If a patient's primary complaint was only heavy, prolonged bleeding during otherwise regular cycles, without significant pain or intermenstrual bleeding, the primary diagnosis to investigate would be menorrhagia, prompting a different diagnostic workup focusing on causes like uterine fibroids, polyps, or hormonal imbalances.

How to Approach the Question

First, break down the question stem to identify the core concept: 'abnormal proliferation' of 'uterine endometrial tissue' 'outside the uterus'.
This is a definition-based question. Your goal is to match this specific definition to one of the provided medical terms.
Systematically evaluate each option against the definition. 'Menorrhagia' and 'Metrorrhagia' are terms related to the pattern (amount, timing) of bleeding, not the location of tissue.
'Cystic fibrosis' is a well-known genetic disease unrelated to the reproductive system in this context, making it an easy distractor to eliminate.
This leaves 'Endometriosis', which literally means a condition (-osis) of the endometrium. By definition, it is the presence of this tissue in ectopic (outside the normal) locations.

Concept Tested & Keywords

Concept Tested: Definition and characteristics of endometriosis
Stem keywords: abnormal proliferation, uterine endometrial tissue, outside the uterus
Lead-in keywords: known as
Negative lead-in flag: false

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E6 Pathology- ROBBINS & COTRAN PATHOLOGIC BASIS OF DISEASE 10TH Ed pp. 1005-1007, 1002-1004